If you don't have the CD, you can find tested versions on support blogs like YSFINFO or through generic ESC/POS driver repositories such as Foliopos . :
Drivers can disappear from the web. Here is how to safeguard your setup: driver printer vsc tm-801
Send raw bytes over (common for old TM-801): If you don't have the CD, you can
The VSC TM-801 is compatible with most standard (Epson Standard Code for Point of Sale) drivers. If you cannot find a dedicated "VSC" branded website, you can use these common resources: If you don't have the CD